What is the symbol of typhoon?

What color words are used in weather forecast to explain typhoon signals? How is it graded?

(1) T (the light signal is white) is the typhoon warning signal, which means: 8.

There is a tropical cyclone within 00 kilometers, which may affect our city within 48 hours. Typhoon no.1 for short.

Defensive measures: remind citizens and ships to pay attention to wind protection.

(2) ● (The light signal is white, green and white) is a gale signal, which means it is 500 meters away from our city.

There is a tropical cyclone within one kilometer, which may affect our city within 24 hours, and the wind can reach 6-7.

Referred to as typhoon prevention measures No.2: kindergartens are closed; The ship sheltered from the wind.

(3) ▲ (The light signal is white, green and green) Gale signal, indicating that it is 200 kilometers away from our city.

There is a tropical cyclone in the local area, which will affect our city within 12 hours, and the wind force can reach more than 8. abbreviate

Typhoon number three. Defensive measures: Commanders on duty of all relevant units should take their positions and prepare emergency measures; group

Organize rescue teams and prepare materials and equipment; Check water, electricity, communication and traffic engineering facilities; hazardously

Alert and evacuate people and property; Dangerous house alarm and household evacuation; Declare temporary shelter and retreat

Route, and open all places; Suspension of classes in primary and secondary schools; Ships take shelter from the wind; It is dangerous to cut off the neon lights.

Outdoor power supply.

(4) _ _ _ _ (green light signal) is a strong wind enhancement signal, which means tropical gas.

Cyclones will seriously affect our city. The average wind force is above 8, and the gust is above 1 1, which is called typhoon No.4 for short.

Defensive measures: the leading members of the three defenses go to the headquarters for centralized command; The rescue team is in place; Ship defense

Protective measures.

(5)+ (the light signal is red, green and red) is a hurricane signal, which means: the tropical cyclone is in me.

Landing near our city, the average wind force 10 or more, gust 12. Typhoon no.5 for short. defensive measures

Typhoon Shitong No.4.

(6) (The light signal is green and white) is the typhoon relief signal, indicating that the tropical cyclone has boarded.

Giving up halfway will no longer pose a threat to our city.